El Mrabet, Azzedine, Imam Alihamidi, Ayoub Tber, Mohamed Benaly, Laamari Hlou, and Rachid El Gouri. 2025. “Proposed Architecture for Hospital 4.0: Integrating IoT, Edge AI, and Blockchain for Secure and Efficient Healthcare Systems”. International Journal of Online and Biomedical Engineering (iJOE) 21 (05):pp. 87-102. https://doi.org/10.3991/ijoe.v21i05.52991.